mirror of https://github.com/aseprite/aseprite.git
104 lines
2.5 KiB
C++
104 lines
2.5 KiB
C++
/* ASE - Allegro Sprite Editor
|
|
* Copyright (C) 2001-2009 David Capello
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include <allegro.h>
|
|
|
|
#include "raster/image.h"
|
|
#include "raster/mask.h"
|
|
#include "util/pic_file.h"
|
|
|
|
/* loads a MSK file (Animator and Animator Pro format) */
|
|
Mask *load_msk_file(const char *filename)
|
|
{
|
|
#if (MAKE_VERSION(4, 2, 1) >= MAKE_VERSION(ALLEGRO_VERSION, \
|
|
ALLEGRO_SUB_VERSION, \
|
|
ALLEGRO_WIP_VERSION))
|
|
int orig_size = file_size(filename);
|
|
#else
|
|
int orig_size = file_size_ex(filename);
|
|
#endif
|
|
int i, c, u, v, byte, magic, size;
|
|
Mask *mask = NULL;
|
|
PACKFILE *f;
|
|
|
|
f = pack_fopen(filename, F_READ);
|
|
if (!f)
|
|
return NULL;
|
|
|
|
size = pack_igetl(f);
|
|
magic = pack_igetw(f);
|
|
|
|
/* Animator Pro MSK format */
|
|
if ((size == orig_size) && (magic == 0x9500)) {
|
|
Image *image;
|
|
int x, y;
|
|
|
|
pack_fclose(f);
|
|
|
|
/* just load an Animator Pro PIC file */
|
|
image = load_pic_file(filename, &x, &y, NULL);
|
|
if ((!image) || (image->imgtype != IMAGE_BITMAP)) {
|
|
if (image)
|
|
image_free(image);
|
|
}
|
|
else {
|
|
mask = mask_new();
|
|
mask->x = x;
|
|
mask->y = y;
|
|
mask->w = image->w;
|
|
mask->h = image->h;
|
|
mask->bitmap = image;
|
|
}
|
|
}
|
|
/* Animator MSK format */
|
|
else if (orig_size == 8000) {
|
|
mask = mask_new();
|
|
mask_replace(mask, 0, 0, 320, 200);
|
|
|
|
u = v = 0;
|
|
for (i=0; i<8000; i++) {
|
|
byte = pack_getc (f);
|
|
for (c=0; c<8; c++) {
|
|
mask->bitmap->putpixel(u, v, byte & (1<<(7-c)));
|
|
u++;
|
|
if (u == 320) {
|
|
u = 0;
|
|
v++;
|
|
}
|
|
}
|
|
}
|
|
pack_fclose(f);
|
|
}
|
|
else {
|
|
pack_fclose(f);
|
|
}
|
|
|
|
return mask;
|
|
}
|
|
|
|
/* saves an Animator Pro MSK file (really a PIC file) */
|
|
int save_msk_file(Mask *mask, const char *filename)
|
|
{
|
|
if (mask->bitmap)
|
|
return save_pic_file(filename, mask->x, mask->y, NULL, mask->bitmap);
|
|
else
|
|
return -1;
|
|
}
|